FEATURES
- 9-speed HG chain compatible
- HYPERDRIVE SG-X chainrings
- OCTALINK construction
- More rigid interface between crank arm and bottom bracket reduces flex. Rider stability is enhanced and pedaling efficiency is increased
- Chainring combination: 50-39-30T
- Chainline: 45mm
- Crank arm lengths: 170mm, 175mm
PRODUCT SPECIFICATIONS
| MODEL NO | FC-R453 |
|---|---|
| SERIES | SHIMANO |
| Color | Black |
| Remarks | SHIMANO logo |
| Spider/gear arms | 5 |
|---|---|
| Chainring combination | 50 |
| Q-factor (mm) | 1578 |
| Crank arm length (mm)|165 | ✔ |
| Crank arm length (mm)|170 | ✔ |
| Crank arm length (mm)|175 | ✔ |
| Optional chain guard|Without chain/bash guard | ✔ |
| OCTALINK | ✔ |
| Compatible bottom bracket type|OCTALINK | ✔ |
| Recommended bottom bracket|Threaded (normal) | BBES300 |
| Axle length of BB-UN/ES (mm)|Threaded (normal) | 121 |
| Threaded bottom bracket shell width (mm)|68 | ✔ |
| Threaded bottom bracket shell width (mm)|70 | ✔ |
| Crank fixing screw included | ✔ |